exoskeleton.

1. A rigid or supportive structure on the outside of an organism’s body.

2. An external mechanical framework worn to assist, support, or augment a person’s movement.

Use it for

Words that belong together

• arthropod exoskeleton
• armored exoskeleton

On the page

The creature shed its old exoskeleton.

Cracks spread through the insect’s exoskeleton.

Usage notes

Primary category: sci-fi. Forms: Singular exoskeleton; plural exoskeletons. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.